6888820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 15353856

約数和(自身を除く): 8465036

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 62, 82, 124, 155, 164, 205, 271, 310, 410, 542, 620, 820, 1084, 1271, 1355, 2542, 2710, 5084, 5420, 6355, 8401, 11111, 12710, 16802, 22222, 25420, 33604, 42005, 44444, 55555, 84010, 111110, 168020, 222220, 344441, 688882, 1377764, 1722205, 3444410, 6888820]

約数ペア:

[(1, 6888820), (2, 3444410), (4, 1722205), (5, 1377764), (10, 688882), (20, 344441), (31, 222220), (41, 168020), (62, 111110), (82, 84010), (124, 55555), (155, 44444), (164, 42005), (205, 33604), (271, 25420), (310, 22222), (410, 16802), (542, 12710), (620, 11111), (820, 8401), (1084, 6355), (1271, 5420), (1355, 5084), (2542, 2710)]